Quality Control
 
We conduct various tests to maintain the quality and taste of packaged drinking water. Table below displays the test details. For more details on BIS certification please visit www.bis.org.in
 
 
Type Tests Results Desired Limits as per IS 14543:2004
Daily Chemical & Microbiological Tests Colour <1 2 Hazen
Odour Agreeable Agreeable
Taste Agreeable Agreeable
Turbidity 0 2 NTU
Ozone 0.2 0.2 - 0.5 ppm
pH 7.12 6.5 - 8.5
Total Dissolved Solids 66 500 mg/lit
Residual Free Chlorine 0.1 0.2 mg/lit
Alkalinity 46.5 200 mg/lit
Sulphate 5 200 mg/lit
Chloride 10.49 200 mg/lit
E. coli Absent Absent
Coliform Absent Absent
Pseudomonas aeruginosa Absent Absent
Sulphite reducing anaerobes Absent Absent
Aerobic Microbial Count at 37˚C 0 20
Aerobic Microbial Count at 21˚C 0 100
Yeast and Mold Absent Absent
Weekly Chemical Tests Barium Not Detectable 1.0 mg/lit
Copper 0.001 0.05 mg/lit
Iron 0.001 0.1 mg/lit
Manganese Not Detectable 0.1 mg/lit
Zinc 0.001 5 mg/lit
Aluminium Not Detectable 0.03 mg/lit
Nitrate 1.53 45 mg/lit
Nitrite Not Detectable 0.02 mg/lit
Calcium 15.23 75 mg/lit
Magnesium 0.48 30mg/lit
Sulphide Not Detectable 0.05 mg/lit
Anionic Surface Active Agents Not Detectable 0.2 mg/lit
Monthly Chemical & Microbiological Tests Phenolic Compounds Absent Absent
Mineral Oil Absent Absent
Borate Not Detectable 5.0 mg/lit
Antimony Not Detectable 0.005 mg/lit
Faecal streptococci Absent Absent
Staphylococcus aureus Absent Absent
Salmonella Absent Absent
Shigella Absent Absent
Vibrio cholerae Absent Absent
Vibrio parahaemolyticus Absent Absent
Heavy Metals Tests Arsenic < 0.01 0.05 mg/lit
Cadmium < 0.005 0.01 mg/lit
Chromium < 0.04 0.05 mg/lit
Silver < 0.005 0.01 mg/lit
Nickel < 0.01 0.02 mg/lit
Sodium 6 200 mg/lit
Mercury < 0.0005 0.001 mg/lit
Lead < 0.005 0.01 mg/lit
Selenium < 0.005 0.01 mg/lit
Cyanide Absent Absent
Fluoride < 0.2 1.0 mg/lit
Polychlorinated Biphenyl Not Detectable Not Detectable
Polynuclear Aromatic Hydrocarbons Not Detectable Not Detectable
Pesticides Tests DDT Isomers Not Detectable 0.000015 mg/lit
γ-HCH (Lindane) Not Detectable 0.000015 mg/lit
α,β and δ - HCH Not Detectable 0.000015 mg/lit
Endosulfan Not Detectable 0.000015 mg/lit
Monocrotophos Not Detectable 0.000015 mg/lit
Ethion Not Detectable 0.000015 mg/lit
Chlorpyrifos Not Detectable 0.000015 mg/lit
Phorate Not Detectable 0.000015 mg/lit
2,4 - D Not Detectable 0.000015 mg/lit
Butachlor Not Detectable 0.000015 mg/lit
Isoproturon Not Detectable 0.000015 mg/lit
Alachor Not Detectable 0.000015 mg/lit
Atrazine Not Detectable 0.000015 mg/lit
Methyl Parathion Not Detectable 0.000015 mg/lit
Malathion Not Detectable 0.000015 mg/lit
Aldrin and Dieldrin Not Detectable 0.000015 mg/lit
Radioactive Tests Gross alpha < 0.1 0.1 Bq/lit
Gross beta < 0.1 0.1 Bq/lit
 
 
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